When young college grad Jung Seyi gets lost on the way to her grandma's funeral, she seeks shelter at a botanical garden she stumbles across deep in the mountains. Before she knows it, she's accepted a job as a member of the garden's crew under the guidance of the mysterious but charming director. The whole situation seems like a dream come true, but as Seyi begins to have eerie visions and experience disturbing things, she quickly realizes that she may have been lured into a nightmare...